CVE-2016-10154

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-02-06 · updated 2026-06-17
Weakness: CWE-119

Description

The smbhash function in fs/cifs/smbencrypt.c in the Linux kernel 4.9.x before 4.9.1 interacts incorrectly with the CONFIG_VMAP_STACK option, which allows local users to cause a denial of service (system crash or memory corruption) or possibly have unspecified other impact by leveraging use of more than one virtual page for a scatterlist.

Affected products

Linux kernel: 4.9

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06deeec77a5a689cc94b21a8a91a76e42176685d
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.1
http://www.openwall.com/lists/oss-security/2017/01/21/3
http://www.securityfocus.com/bid/95714
https://bugzilla.redhat.com/show_bug.cgi?id=1416104
https://github.com/torvalds/linux/commit/06deeec77a5a689cc94b21a8a91a76e42176685d
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06deeec77a5a689cc94b21a8a91a76e42176685d
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.1
http://www.openwall.com/lists/oss-security/2017/01/21/3
http://www.securityfocus.com/bid/95714
https://bugzilla.redhat.com/show_bug.cgi?id=1416104
https://github.com/torvalds/linux/commit/06deeec77a5a689cc94b21a8a91a76e42176685d

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